@misc{indiciae80a36cc3aa35,
  title = {Improving Lunar Exploration with Robotic Follow-up},
  author = {Fong, T. and Bualat, M. and Deans, M. and Heggy E. and Helper, M. and Hodges, K. and Lee, P.},
  year = {2011},
  url = {https://ntrs.nasa.gov/citations/20110015941},
  note = {Source identifier: 20110015941}
}